Must be a valid IPv4 or IPv6 ip address, e.g. 127.0.0.1 or 2001:DB8:0:0:8:800:200C:417A
Basic Info

City: unknown

Region: unknown

Country: None

Internet Service Provider: unknown

Hostname: unknown

Organization: unknown

Usage Type: unknown

Comments:
No discussion about this IP yet. Click above link to make one.
Comments on same subnet:
No discussion about this subnet yet..
Whois info:
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Dig info:
; <<>> DiG 9.10.3-P4-Ubuntu <<>> 104.21.55.217
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 46223
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.55.217.			IN	A

;; AUTHORITY SECTION:
.			247	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2022021700 1800 900 604800 86400

;; Query time: 16 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Fri Feb 18 00:14:53 CST 2022
;; MSG SIZE  rcvd: 106
Host info
Host 217.55.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 217.55.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
146.185.130.101 attack
SSH brutforce
2020-07-31 22:30:09
157.230.249.90 attack
Jul 31 14:09:47 plex-server sshd[3405594]: Failed password for root from 157.230.249.90 port 54660 ssh2
Jul 31 14:11:25 plex-server sshd[3406690]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=157.230.249.90  user=root
Jul 31 14:11:28 plex-server sshd[3406690]: Failed password for root from 157.230.249.90 port 49200 ssh2
Jul 31 14:13:08 plex-server sshd[3407728]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=157.230.249.90  user=root
Jul 31 14:13:10 plex-server sshd[3407728]: Failed password for root from 157.230.249.90 port 43714 ssh2
...
2020-07-31 22:28:20
51.91.111.73 attackspam
fail2ban -- 51.91.111.73
...
2020-07-31 22:47:17
35.204.70.38 attackbots
Jul 31 14:06:39 web8 sshd\[27634\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=35.204.70.38  user=root
Jul 31 14:06:41 web8 sshd\[27634\]: Failed password for root from 35.204.70.38 port 41310 ssh2
Jul 31 14:10:46 web8 sshd\[29761\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=35.204.70.38  user=root
Jul 31 14:10:48 web8 sshd\[29761\]: Failed password for root from 35.204.70.38 port 53686 ssh2
Jul 31 14:14:50 web8 sshd\[31798\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=35.204.70.38  user=root
2020-07-31 22:49:40
46.31.221.116 attackspam
Jul 31 16:13:43 * sshd[31068]: Failed password for root from 46.31.221.116 port 49256 ssh2
2020-07-31 22:53:44
118.24.202.34 attack
Jul 28 15:05:51 zulu1842 sshd[17766]: Invalid user wildfly from 118.24.202.34
Jul 28 15:05:51 zulu1842 sshd[17766]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=118.24.202.34 
Jul 28 15:05:53 zulu1842 sshd[17766]: Failed password for invalid user wildfly from 118.24.202.34 port 51040 ssh2
Jul 28 15:05:53 zulu1842 sshd[17766]: Received disconnect from 118.24.202.34: 11: Bye Bye [preauth]
Jul 28 15:08:52 zulu1842 sshd[17858]: Received disconnect from 118.24.202.34: 11: Bye Bye [preauth]
Jul 28 15:09:50 zulu1842 sshd[18038]: Connection closed by 118.24.202.34 [preauth]
Jul 28 15:10:53 zulu1842 sshd[18068]: Connection closed by 118.24.202.34 [preauth]
Jul 28 15:11:54 zulu1842 sshd[18123]: Invalid user yeunho from 118.24.202.34
Jul 28 15:11:54 zulu1842 sshd[18123]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=118.24.202.34 
Jul 28 15:11:55 zulu1842 sshd[18123]: Failed password for invalid u........
-------------------------------
2020-07-31 22:45:57
167.71.36.101 attackspambots
Multiple SSH authentication failures from 167.71.36.101
2020-07-31 22:47:47
52.199.247.12 attackbots
virus attached.eceived: from 10.217.151.10
 by atlas210.free.mail.ne1.yahoo.com with HTTP; Thu, 30 Jul 2020 21:49:27 +0000
Return-Path: 
Received: from 52.199.247.12 (EHLO 39problemphd.com)
 by 10.217.151.10 with SMTP; Thu, 30 Jul 2020 21:49:27 +0000
X-Originating-Ip: [52.199.247.12]
2020-07-31 22:34:14
212.129.60.22 attack
Jul 31 14:08:46 b-vps wordpress(www.rreb.cz)[3000]: Authentication attempt for unknown user barbora from 212.129.60.22
...
2020-07-31 22:32:36
72.223.168.76 attack
Dovecot Invalid User Login Attempt.
2020-07-31 22:57:12
117.149.21.145 attackbotsspam
Jul 31 16:08:25 serwer sshd\[8069\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=117.149.21.145  user=root
Jul 31 16:08:26 serwer sshd\[8069\]: Failed password for root from 117.149.21.145 port 41697 ssh2
Jul 31 16:12:57 serwer sshd\[8663\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=117.149.21.145  user=root
...
2020-07-31 22:59:18
185.176.27.34 attackspam
ET DROP Dshield Block Listed Source group 1 - port: 20782 proto: tcp cat: Misc Attackbytes: 60
2020-07-31 22:40:52
167.172.243.126 attack
malicious Brute-Force reported by https://www.patrick-binder.de
...
2020-07-31 22:41:19
222.134.240.219 attack
$f2bV_matches
2020-07-31 22:58:27
117.50.7.14 attackspam
Jul 31 14:01:17 server sshd[25116]: Failed password for root from 117.50.7.14 port 59228 ssh2
Jul 31 14:04:49 server sshd[26240]: Failed password for root from 117.50.7.14 port 39857 ssh2
Jul 31 14:08:16 server sshd[27367]: Failed password for root from 117.50.7.14 port 20480 ssh2
2020-07-31 22:51:59

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